Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach su chi snippets" » "cach tu chi snippets", "hoach su chi snippets", "cach su choi snippets", "cach su thi snippets", "cach cu chi snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cach su chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach su chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach su chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach su chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.